INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39f31493a99ef212fcbdcedd8f6d06b99a1cc2e48f40910f5cb6eac36eaf02b2', 
    'aa+8wnAa34gURegMlmPay+eECv/7SUnVO9b/suo1NeM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)